Ideal File Sizes, Formats and Number of Media files Recommended for Your Social Media Posts

Ideal file sizes and formats for your posts vary for each platform so we are enlisting everything here in this help article for your ease and understanding.

General Limits:

For videos: 953 MB

For images: 15MB

Facebook Limits: 

• Media count: 80 images, 1 video
• Caption/text limit: 5000
• File Format: 'jpg', 'png', 'bmp', 'webp' ,'tiff', 'jpeg', 'mp4', 'm4v', 'mov', 'qt', 'avi', 'heic'.
• Video limit: 1s to 2hrs
• Recommended Aspect Ratios for

image: ["1:1", "1.91:1", "4:5", "2:3", "16:9", "9:16"],

Video: ["16:9", "4:5", "1:1", "2:3", "9:16"]

Twitter Limits:

• Media count: 4 images, 1 video
• Caption/text limit: 280
• File Format: 'jpg', 'png', 'webp', 'gif', 'jpeg', 'mp4', 'm4v', 'mov', 'qt', 'avi', 'heic'.
• Video limit: 1s to 140s
• Recommended Aspect Ratios for

Images: ["1:1", "1.91:1", "16:9"]

Videos: ["16:9", "4:5", "1:1", "2:3", "9:16"]

Instagram Limits:

• Media count: 10 images, 1 video
• Caption/text limit: 2000
• Video Story limit: 60 sec / 1 minute
• Video limit: 3s to 15 mins
• File Format: 'jpg', 'png', 'jpeg', 'mp4', 'webp' ,'m4v', 'mov', 'qt', 'avi', 'heic'.
• Recommended Aspect Ratios for

Image: ["1:1", "1.91:1", "4:5", "16:9"]

Videos: ["1:1", "1.91:1", "4:5", "16:9"]

LinkedIn Limits: 

• Media count: 9 images, 1 video
• Caption/text limit: 3000
• Video limit: 3s to 10 mins
• File Format: 'jpg', 'png', 'webp', 'jpeg', 'gif', 'mp4', 'heic', 'pdf' , 'ppt', 'doc'.
• Recommended Aspect Ratios for

Image: ["1:1]

Video: ["1:1]

Google Business Profile Limits

• Media count: 1 image
• Caption/text limit:1500
• File Format: 'jpg', 'png', 'jpeg', 'heic'.
• Recommended Aspect Ratios for

Image: ["4:3"]

Mastodon Limits:

• Media Count: 4 images or 1 video
• Caption/text limit: 500
• Video limit: 2 mins 20 sec
• File Format: 'jpg', 'png', 'webp', 'gif', 'jpeg', 'mp4', 'm4v', 'mov', 'qt', 'avi', 'heic'.
• Recommended Aspect Ratios for

Image: ["1:1", "1.91:1", "16:9"]

Video:  ["16:9", "4:5", "1:1", "2:3", "9:16"]

YouTube Limits:

• Media Count: 1 video
• Caption/text limit: 5000
• Video limit: up to 12 hrs
• File Format: 'mp4', 'm4v', 'mov', 'qt', 'avi'.
• Recommended Aspect Ratios for

Video: ["16:9", "9:16"]

Reddit/Subreddit Limits:

• Media Count: 1image or 1 video
• Caption/text limit: 1000
• Video limit: up to 15 mins
• File Format: 'jpg', 'png', 'webp', 'gif', 'jpeg', 'mp4', 'm4v', 'mov', 'qt', 'avi', 'heic'.
• Recommended Aspect Ratios for

Image: ["1:1", "1.91:1", "4:5", "2:3", "16:9", "9:16"]

Video: ["1:1", "1.91:1", "4:5", "2:3", "16:9", "9:16"]

TikTok Limits:

• Media Count: 1 video
• Caption/text limit: 0
• Video limit: up to 10 mins
• File Format: 'mp4', 'm4v', 'mov', 'qt', 'avi'
• Recommended Aspect Ratios for

Video: ["16:9", "9:16"]

Pinterest Limits:

• Caption/Text limit: 500
• Media Count: 1 image or 1 video
• File Format: 'jpg', 'png', 'webp', 'jpeg', 'mp4', 'qt', 'm4v', 'mov'
• Video limit: 1 seconds upto 5 minutes
• Recommended Aspect Ratios for

Image: [" 2:3 "]

Video: [" 2:3 "]

BlueSky Limits:

• Caption/Text limit: 300
• Media Count: 4 images
• File Format: 'jpg', 'png', 'webp', 'jpeg', 'gif'

• Recommended Aspect Ratios for

  Image: ["1:1", "1.91:1", "16:9"]

Threads Limits:

• Media Count: 10 images or 1 video
• Caption/text limit: 500
• Video limit: 5 mins
• File Format: 'jpg', 'png', 'jpeg', 'mp4', 'm4v', 'mov', 'qt', 'avi', 'webp',
• Recommended Aspect Ratios for

Image: ["1:1", "1.91:1", "16:9"]

Video:  ["16:9", "4:5", "1:1", "2:3", "9:16"]